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| /freebsd/sys/riscv/sifive/ |
| H A D | sifive_ccache.c | 6766e8ceb5c6bc27453b45a21330aaf59c783fd5 Tue Dec 17 12:21:22 CET 2024 Ruslan Bukin <br@FreeBSD.org> riscv: Add SiFive CCache driver.
Eswin EIC7700 has non-coherent DMAs but predate the standard RISC-V Zicbom
extension, so we need to use the SiFive CCache controller for non-standard
cache management operations.
Tested on SiFive Premier P550.
Reviewed by: mhorne, jrtc27
Differential Revision: https://reviews.freebsd.org/D47831
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